数据中心和超大规模数据中心如何共同演化.pdf

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1、Varun SakalkarDistinguished Datacenter EngineerGoogle CloudThe fungible data center for the AI EraScott SharpSr.Staff Datacenter EngineerGoogle CloudHow Colos and Hyperscalers Co-evolveMultiple generations of TPUsMultiple generations of GPUsContinuum and Alignment of 1P&3P data centersCambrian explo

2、sion of innovation&heterogeneity requires agility&fungibility-Evolving the relationship between 1p and 3p to a deeply symbiotic partnership.-Proprietary technology insertion and speed that colos provideThe Retail Colocation Model:Cages and individual racks for many different enterprise customers.Low

3、 power densities(typically 2-5 kW per rack).The primary value was carrier neutrality and physical securityVery small scale deploymentsHyperscaler Strategy:Do-It-Yourself(DIY)approach.Build and Operate their own massive,purpose-built campuses in locations with abundant power and land.Colocation was u

4、sed sparingly,often for network Points of Presence(PoPs)rather than core computing.The Early Days:A Foundation in Enterprise The Shift:The Rise of AI and Wholesale DCsBusiness drivers:LocationScaleFlexibilityNetwork Latency to CustomersSpeed to MarketOpEX vs.CapEXAgile and Fungible 1p and 3p datacen

5、tersAgile&fungibleserver halls&systemsStandardized Containment and Server Hall ConfigurationsStandardized layouts and fit out scope.Serviceability&reliability.Call To Action:Develop server hall designs which support various rack depths and networking deployment types to allow late binding decisions

6、for hypercomputer variants.High-power delivery innovations+/-400V(Mt.Diablo),disaggregated power,solid-state transformersBigger power spikes for AI vs non-AI Increasing rack powerfor AI vs non-AIAgile&fungiblepower deliveryCall To Action:Develop power interfaces that maintain con